Home / 328,653.36-453,818.24-208,007.52

Finding the Fourth Proportional to 328,653.36, 453,818.24 and 208,007.52

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Solution

The fourth proportional to 328,653.36, 453,818.24 and 208,007.52 is: 287,225.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,653.36 : 453,818.24 = 208,007.52 : x
  2. Step 2: Convert to fraction form
    328,653.36/453,818.24 = 208,007.52/x
  3. Step 3: Cross multiply
    328,653.36x = 453,818.24 × 208,007.52
  4. Step 4: Simplify right side
    328,653.36x = 94,397,606,633.16
  5. Step 5: Solve for x
    x = 94,397,606,633.16/328,653.36
  6. Step 6: Final answer
    x = 287,225.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.